Ryan Haines / Android Authority
TL;DR Samsung’s battery division has apparently tested a 20,000mAh silicon-carbon battery.
The dual-cell battery reportedly developed swelling by the end of the test.
The news comes as Chinese manufacturers offer phones with 7,000mAh to 10,000mAh batteries.
We’ve seen flagship Android phones with 7,000mAh+ batteries in the last few months, while HONOR has just launched phones with 10,000mAh batteries as well. Now, a leaker has alleged that Samsung is testing a 20,000mAh silicon-carbon battery.
Tipster phonefuturist claimed on Twitter that Samsung SDI has tested a dual-cell silicon-carbon battery with a total capacity of 20,000mAh (h/t: Android Headlines). The first cell is said to be a 12,000mAh battery while the second cell is apparently an 8,000mAh battery.
Twitter/phonefuturist
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Samsung apparently achieved 27 hours of screen-on time with this battery, along with roughly 960 charging cycles in a year. But that’s where the good news ends.
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